"zwarte stern" meaning in Dutch

{
  "etymology_templates": [
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        "1": "black tern"
      },
      "expansion": "“black tern”",
      "name": "m-g"
    },
    {
      "args": {
        "1": "black tern"
      },
      "expansion": "Literally, “black tern”",
      "name": "lit"
    }
  ],
  "etymology_text": "Literally, “black tern”.",
  "forms": [
    {
      "form": "zwarte sterns",
      "tags": [
        "plural"
      ]
    },
    {
      "form": "zwarte sternen",
      "tags": [
        "plural"
      ]
    },
    {
      "form": "zwart sterntje",
      "tags": [
        "diminutive",
        "neuter"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {
        "1": "m",
        "2": "-s",
        "3": "+",
        "pl2": "-@en"
      },
      "expansion": "zwarte stern m (plural zwarte sterns or zwarte sternen, diminutive zwart sterntje n)",
      "name": "nl-noun"
    }
  ],
  "lang": "Dutch",
  "lang_code": "nl",
  "pos": "noun",
  "senses": [
    {
      "categories": [
        {
          "kind": "other",
          "name": "Dutch entries with incorrect language header",
          "parents": [
            "Entries with incorrect language header",
            "Entry maintenance"
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          "source": "w"
        },
        {
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          "name": "Pages with 1 entry",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Pages with entries",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "lifeform",
          "langcode": "nl",
          "name": "Terns",
          "orig": "nl:Terns",
          "parents": [
            "Seabirds",
            "Birds",
            "Vertebrates",
            "Chordates",
            "Animals",
            "Lifeforms",
            "All topics",
            "Life",
            "Fundamental",
            "Nature"
          ],
          "source": "w"
        }
      ],
      "glosses": [
        "black tern (Chlidonias niger)"
      ],
      "id": "en-zwarte_stern-nl-noun-IVy5dc9O",
      "links": [
        [
          "black tern",
          "black tern"
        ],
        [
          "Chlidonias niger",
          "Chlidonias niger#Translingual"
        ]
      ],
      "tags": [
        "masculine"
      ],
      "wikipedia": [
        "Nederlandsche vogelen"
      ]
    }
  ],
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      "audio": "Nl-zwarte stern.ogg",
      "mp3_url": "https://upload.wikimedia.org/wikipedia/commons/transcoded/0/0c/Nl-zwarte_stern.ogg/Nl-zwarte_stern.ogg.mp3",
      "ogg_url": "https://upload.wikimedia.org/wikipedia/commons/0/0c/Nl-zwarte_stern.ogg"
    }
  ],
  "word": "zwarte stern"
}

{
  "etymology_templates": [
    {
      "args": {
        "1": "black tern"
      },
      "expansion": "“black tern”",
      "name": "m-g"
    },
    {
      "args": {
        "1": "black tern"
      },
      "expansion": "Literally, “black tern”",
      "name": "lit"
    }
  ],
  "etymology_text": "Literally, “black tern”.",
  "forms": [
    {
      "form": "zwarte sterns",
      "tags": [
        "plural"
      ]
    },
    {
      "form": "zwarte sternen",
      "tags": [
        "plural"
      ]
    },
    {
      "form": "zwart sterntje",
      "tags": [
        "diminutive",
        "neuter"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {
        "1": "m",
        "2": "-s",
        "3": "+",
        "pl2": "-@en"
      },
      "expansion": "zwarte stern m (plural zwarte sterns or zwarte sternen, diminutive zwart sterntje n)",
      "name": "nl-noun"
    }
  ],
  "lang": "Dutch",
  "lang_code": "nl",
  "pos": "noun",
  "senses": [
    {
      "categories": [
        "Dutch entries with incorrect language header",
        "Dutch lemmas",
        "Dutch masculine nouns",
        "Dutch multiword terms",
        "Dutch nouns",
        "Dutch nouns with plural in -en",
        "Dutch nouns with plural in -s",
        "Pages with 1 entry",
        "Pages with entries",
        "nl:Terns"
      ],
      "glosses": [
        "black tern (Chlidonias niger)"
      ],
      "links": [
        [
          "black tern",
          "black tern"
        ],
        [
          "Chlidonias niger",
          "Chlidonias niger#Translingual"
        ]
      ],
      "tags": [
        "masculine"
      ],
      "wikipedia": [
        "Nederlandsche vogelen"
      ]
    }
  ],
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    {
      "audio": "Nl-zwarte stern.ogg",
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  "word": "zwarte stern"
}